UC3842B, UC3843B, UC2842B, UC2843B

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2

MAXIMUM RATINGS

Rating

Symbol

Value

Unit

Bias and Driver Voltages (Zero Series Impedance, see also Total Device spec)

30

V

Total Power Supply and Zener Current

30

mA

Output Current, Source or Sink

1.0

A

Output Energy (Capacitive Load per Cycle)

W

5.0

mJ

−0.3 to + 5.5

V

Compensation

−0.3 to + 7.2

V

Output

V

Error Amp Output Sink Current

10

mA

Power Dissipation and Thermal Characteristics

D Suffix, Plastic Package, SOIC−14 Case 751A

Thermal Resistance, Junction−to−Air

D1 Suffix, Plastic Package, SOIC−8 Case 751

Thermal Resistance, Junction−to−Air

N Suffix, Plastic Package, Case 626

Thermal Resistance, Junction−to−Air

862

145

702

178

1.25

100

mW

°C/W

mW

°C/W

W

°C/W

Operating Junction Temperature

+150

°C

Operating Ambient Temperature

UC3842B, UC3843B

UC2842B, UC2843B

UC2843D

UC3842BV, UC3843BV

0 to 70

−25 to + 85

−40 to +85

−40 to +105

°C

Storage Temperature Range

−65 to +150

°C

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality

should not be assumed, damage may occur and reliability may be affected.

1. This device series contains ESD protection and exceeds the following tests:

Human Body Model 4000 V per JEDEC Standard JESD22-A114B

Machine Model Method 200 V per JEDEC Standard JESD22-A115-A

2. This device contains latch-up protection and exceeds 100 mA per JEDEC Standard JESD78